From c0a5a21664edb24a03ac1c94927ccb167dfa8f0e Mon Sep 17 00:00:00 2001
From: xzyfer <xzyfer@gmail.com>
Date: Fri, 23 Mar 2018 22:43:01 +1100
Subject: [PATCH] Allow "!" in custom property values

Fixes #2590

Spec https://github.com/sass/sass-spec/pull/1240
---
 src/prelexer.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/prelexer.cpp b/src/prelexer.cpp
index d0edbc9cc..a43b1ee3c 100644
--- a/src/prelexer.cpp
+++ b/src/prelexer.cpp
@@ -1606,7 +1606,7 @@ namespace Sass {
       >(src);
     }
 
-    extern const char css_variable_url_top_level_negates[] = "()[]{}\"'#/;!";
+    extern const char css_variable_url_top_level_negates[] = "()[]{}\"'#/;";
     const char* css_variable_top_level_value(const char* src) {
       return sequence<
         alternatives<